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    Question

    40 men can complete a piece of work in 24 days. All of

    them started the work together, after 6 days how much more men will be required to complete the same work 6 days before the schedule time.
    A 20 days Correct Answer Incorrect Answer
    B 15 days Correct Answer Incorrect Answer
    C 25 days Correct Answer Incorrect Answer
    D 12 days Correct Answer Incorrect Answer
    E None of these Correct Answer Incorrect Answer

    Solution

    ATQ,

    Total amount of work = 40 × 24 = 960 units Amount of work done by 40 men in 6 days = 40 × 6 = 240 units Let ‘x’ more men are required So, (40 + x) × 12 = 720 Or, x + 40 = 60 Or, x = 20

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